* {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.12rem;
  box-sizing: border-box;
}
body {
  background: rgb(242, 242, 242);
}
button {
  background: none;
  border: none;
}

.fleft {
  float: left;
}
.fright {
  float: right;
}
.clearfix::after {
  content: "";
  clear: both;
}
.absolute {
  position: absolute;
  white-space: nowrap;
}
.centerbox {
  width: 3.55rem;
}
